505004563317 has 8 divisors (see below), whose sum is σ = 708778334560. Its totient is φ = 318950250480.

The previous prime is 505004563291. The next prime is 505004563351. The reversal of 505004563317 is 713365400505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 505004563317 - 2¹² = 505004559221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505004563387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4429864534 + ... + 4429864647.

It is an arithmetic number, because the mean of its divisors is an integer number (88597291820).

Almost surely, 2^505004563317 is an apocalyptic number.

505004563317 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

505004563317 is a deficient number, since it is larger than the sum of its proper divisors (203773771243).

505004563317 is a wasteful number, since it uses less digits than its factorization.

505004563317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8859729203.

The product of its (nonzero) digits is 189000, while the sum is 39.

The spelling of 505004563317 in words is "five hundred five billion, four million, five hundred sixty-three thousand, three hundred seventeen".